Split brain Phenomenon

The Split-Brain Phenomenon Ms. Cole 2005 http://www. angelfire .com/ wi / 2brains /

Lesson Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Basic Neuronal Structure Soma (cell body) Axon Terminal Buttons Cytoplasm Nucleus Dendrites Myelin Sheath Nodes of Ranvier http://www.sruweb.com/ ~walsh/neuron.jpg

[object Object],Image courtesy of Erica Cole, Harvard University, 2005

GFP stained mouse neurons ,[object Object],[object Object],[object Object],Image courtesy of Dr. Josh Sanes, Harvard University, Boston, MA, Summer, 2005 Lesson Outline

Basic Brain Structure http:// normandy . sandhills .cc. nc .us/ psy150 / frmlobes .html Frontal Lobe Primary Motor Cortex Primary Somatosensory Cortex Parietal Lobe Occipital Lobe Temporal Lobe Cerebellum Brain Stem Lesson Outline

Left/Right Hemisphere Specialization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],LEFT RIGHT Lesson Outline

Vision - Part 1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Vision - Part 2 ,[object Object],[object Object],Lesson Outline Split-Brain Discoveries

Seizures ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is a seizure? 1. Abnormal discharge of electrical impulses within the brain 2. Rather than smooth constant production of Action Potentials, neurons fire without any regulation, causing disruption to brain function at the biochemical level ,[object Object],[object Object],[object Object],[object Object]

Causes of Seizures Alcohol Poisoning Drug Overdose/Reaction Head Injury Fever (especially in children) Neurological Defect (usually genetic) Sepsis (in brain) Brain Tumor Stroke Epilepsy Lesson Outline

Epilepsy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Treatments for Epilepsy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Commissurotomy ,[object Object],[object Object],Corpus callosum Lesson Outline pegasus.cc.ucf.edu/ ~Brainmd1/callosum.html http://nobelprize.org/medicine /educational/ split-brain/background.html

Split - Brain Phenomenon ,[object Object],[object Object],[object Object]

Split-Brain Discoveries ,[object Object],[object Object],[object Object],[object Object],Lesson Outline Vision Diagram

Assignment ,[object Object],[object Object],[object Object],Neurological diseases 2

Requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Split brain Phenomenon

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Split brain Phenomenon